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Device profile · iOS

Best local LLMs for iPad Pro M4 (16GB, 1TB/2TB config)

iPad Pro M4 (16GB, 1TB/2TB config) has ~12 GB estimated usable for weights, cache and runtime; 80 of 161 tracked models fit at the estimated 4K baseline. Best tool: Apple Foundation Models.

79 fit with room 1 tight fit 81 too heavy
Usable memory
~12 GB
Estimated fits
80
Too large
81
Suggested fit
12B
Suggested fit Q4_K_M

Runs at Q4_K_M using ~8.9 GB of ~12 GB usable.

The suggested model uses recorded Arena scores where available, then estimated fit and speed. Score coverage is partial; it does not establish the best model for every task. Fit is an estimate, not a benchmark on this device.

Set up Gemma 3 12B on this device →

Estimated memory fits on iPad Pro M4 (16GB, 1TB/2TB config)

Compatible models 80 total

Best way to run models on iOS

Runtime guide iOS

Beginner: Apple Foundation Models, Built into iOS 26, ~3B on-device model, zero download, fully private.

Power user: PocketPal AI, Run any GGUF from HuggingFace fully offline.

Phones realistically run 1B-4B class models. Anything larger thermally throttles or OOMs.

Full iOS tool guide →

FAQ

What is the best local LLM for iPad Pro M4 (16GB, 1TB/2TB config)?

Gemma 3 12B is a suggested fit, using ~8.9 GB at Q4_K_M of the ~12 GB usable on iPad Pro M4 (16GB, 1TB/2TB config).

How much of iPad Pro M4 (16GB, 1TB/2TB config)'s memory can I use for a model?

About 12 GB. CPU and GPU share one memory pool; the rest stays with the operating system.

Which tool should I use on iOS?

Apple Foundation Models (Built into iOS 26, ~3B on-device model, zero download, fully private.) or PocketPal AI for speed. Phones realistically run 1B-4B class models. Anything larger thermally throttles or OOMs.

Compare nearby devices

Hardware with a similar usable pool, and how many of the 161 tracked models each runs next to iPad Pro M4 (16GB, 1TB/2TB config)'s 80.

Sources

Memory figures are estimates. See methodology.